Credit: Sarah Jelbert/PLOS One/CC BY 4.0 Did that crow just figure out how to get food out of that tube? Yeah, it did. What do you notice about what it did before getting the food? Why did it select ...

In the 2025 competition, Tortoise Protocol was runner-up for the Puzzlers’ Award, which is determined by attendees who vote ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." When 2D puzzles are no longer exciting, 3D brain teasers are the way. These handheld puzzles require ...

Cocoon is an absolute marvel of a puzzle game. It’s chock-full of puzzles that encourage “aha” moments due to their elegant presentation and intuitive design; the sheer simplicity of some of the ...

Security pros tackle tough problems every day, from breach investigations to niche technical issues to strategy and policy development. The key to maintaining and improving these critical ...

Jigsaw Puzzles are tiling puzzles that require the assembly of some irregularly shaped, interlocking pieces of card in a regular and perfect shape that forms a complete picture. Jigsaw Puzzles are a ...